Patents by Inventor Jeff Carmichael

Jeff Carmichael has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 8199644
    Abstract: A network node, such as an Ethernet switch, is configured to monitor packet traffic using regular expressions corresponding to Access Control List (ACL) rules. In one embodiment, the regular expressions are expressed in the form of a state machine. In one embodiment, as packets are passed through the network node, an access control module accesses the packets and traverses the state machine according to certain qualification content of the packets in order to determine if respective packets should be permitted to pass through the network switch.
    Type: Grant
    Filed: May 5, 2010
    Date of Patent: June 12, 2012
    Assignee: LSI Corporation
    Inventors: Jeff Carmichael, Gary Smerdon
  • Publication number: 20100217936
    Abstract: A network node, such as an Ethernet switch, is configured to monitor packet traffic using regular expressions corresponding to Access Control List (ACL) rules. In one embodiment, the regular expressions are expressed in the form of a state machine. In one embodiment, as packets are passed through the network node, an access control module accesses the packets and traverses the state machine according to certain qualification content of the packets in order to determine if respective packets should be permitted to pass through the network switch.
    Type: Application
    Filed: May 5, 2010
    Publication date: August 26, 2010
    Inventors: Jeff Carmichael, Gary Smerdon
  • Publication number: 20080186971
    Abstract: A network node, such as an Ethernet switch, is configured to monitor packet traffic using regular expressions corresponding to Access Control List (ACL) rules. In one embodiment, the regular expressions are expressed in the form of a state machine. In one embodiment, as packets are passed through the network node, an access control module accesses the packets and traverses the state machine according to certain qualification content of the packets in order to determine if respective packets should be permitted to pass through the network switch.
    Type: Application
    Filed: August 27, 2007
    Publication date: August 7, 2008
    Applicant: Tarari, Inc.
    Inventors: Jeff Carmichael, Gary Smerdon